Assume that a procedure yields a binomial distribution with n=3 trials and a probability of success of p=0.300. use a binomial probability table to find the probability that the number of successes x is exactly 2.

There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Atown has a population of 12000 and grows at 3.5% every year. what will be the population after 7 years, to the nearest whole number?